- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 21/18 - Estimation of position or speed
Patent holdings for IPC class H02P 21/18
Total number of patents in this class: 978
10-year publication summary
|
29
|
78
|
98
|
94
|
94
|
84
|
100
|
127
|
117
|
68
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48351 |
70 |
| Canon Inc. | 44285 |
18 |
| Texas Instruments Incorporated | 19644 |
18 |
| Schaeffler Technologies AG & Co. KG | 11182 |
18 |
| Robert Bosch GmbH | 44327 |
17 |
| Hyundai Motor Company | 24951 |
17 |
| LG Electronics Inc. | 76087 |
15 |
| ABB Schweiz AG | 7724 |
15 |
| Toshiba Corporation | 12726 |
13 |
| Hitachi, Ltd. | 16206 |
11 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1557 |
11 |
| Steering Solutions IP Holding Corporation | 983 |
11 |
| Kinetic Technologies International Holdings LP | 77 |
11 |
| Mitsubishi Electric Mobility Corporation | 1186 |
11 |
| Deere & Company | 8183 |
10 |
| Konica Minolta, Inc. | 9176 |
10 |
| GM Global Technology Operations LLC | 16232 |
9 |
| Infineon Technologies AG | 8419 |
9 |
| Infineon Technologies Austria AG | 2359 |
9 |
| Microchip Technology Incorporated | 3364 |
9 |
| Other owners | 666 |